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2024-05-29 6c7e61a54ef9b96f79704f0b965664e89f57dd52

 Function/LCD/lcd_io_api.h

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/*
 * File      : lcd_cfg_api.c
 * This file is part of Sizhu Ultrasonic Gas-Meter
 * COPYRIGHT (C) 2022,Sizhu Ultrasonic Gas-Meter Development Team
 *
 * Brief     : Header file of lcd_io_api.
 * http://www.ideacreated.com/
 *
 * Change Logs:
 * Date           Author            Notes
 * 2022-08-22     Sizhu_J1anG       the first version
 * 2022-08-30     Sizhu_Ye          targeted modification
 */

#ifndef _LCD_IO_API_H_
#define _LCD_IO_API_H_

#include "define_all.h" 
#include "lcd_segmentcode.h"


#define   SEGNUM      48

#define   LCD_ADDR_WRITE       0x7C    //¼ûÎĵµ20/35
#define   LCD_ADDR_READ        0x7D

#define   LCD_REG_DATA_ADDR      0x80   //ÏÔʾÊý¾ÝÊäÈëÊä³öµÄÃüÁî

#define   LCD_DRIVE_MODE_COMMAND_ADDR 0x82 //22/35 Çý¶¯Ä£Ê½ÃüÁî 0x82  

#define   LCD_SYSTEM_MODE_COMMAND_ADDR 0x84

#define LCD_PWR_GPIO_PORT                     GPIOF
#define LCD_PWR_PIN                              GPIO_Pin_0

//#define LCD_BACKLIGHT_PWR_GPIO_PORT      GPIOD
//#define LCD_BACKLIGHT_PWR_PIN               GPIO_Pin_8

//ÏÔʾÆÁµçÔ´
#define LCD_PWR_ON         GPIO_SetBits(LCD_PWR_GPIO_PORT,LCD_PWR_PIN)
#define LCD_PWR_OFF         GPIO_ResetBits(LCD_PWR_GPIO_PORT,LCD_PWR_PIN)	

#define LCD_PWR_IO_READ         GPIO_ReadInputDataBit(LCD_PWR_GPIO_PORT,LCD_PWR_PIN)

//±³¹â¿ª¹Ø
//#define LCD_BACKLIGHT_ON       GPIO_SetBits(LCD_BACKLIGHT_PWR_GPIO_PORT,LCD_BACKLIGHT_PWR_PIN)
//#define LCD_BACKLIGHT_OFF    GPIO_ResetBits(LCD_BACKLIGHT_PWR_GPIO_PORT,LCD_BACKLIGHT_PWR_PIN)

/***********************************************************************
 * Ãû³Æ£ºLcd_DisplaySeg()
 * ¹¦ÄÜ£ºÏÔʾһ¶Î¶ÎÂë
 * ´«Èë²ÎÊý£ºSegNum:0~127¶ÎºÅÂë
 * ¾ÙÀý£ºLcd_DisplaySeg(_LCD_TI_logo)£¬ÏÔʾTI logo
  ********************************************************************** */
//Ìí¼ÓÖ¸¶¨Êý¾Ýµ½Êý×é
#define LCD_DISPLAY_SEG(__SEG_NUM__) LCD_Buffer[__SEG_NUM__ >> 3]  |= 1 << (__SEG_NUM__ % 8)

/***********************************************************************
 * Ãû³Æ£ºLcd_ClearSeg()
 * ¹¦ÄÜ£ºÇå³ýÒ»¶Î¶ÎÂë
 * ´«Èë²ÎÊý£ºSegNum:0~127¶ÎºÅÂë
 * ¾ÙÀý£ºLcd_ClearSeg(_LCD_TI_logo)£¬ÏÔʾTI logo  ÕâÀïµÄÔ­Àí¾ÍÊÇ»º´æµÄ°ËλÊýÅųɶþ½øÖÆ£¬½«¶ÔӦλÖÃÒ»
  ********************************************************************** */
//Çå³ýÖ¸¶¨Êý¾Ýµ½Êý×é
#define LCD_CLEAR_SEG(__SEG_NUM__) LCD_Buffer[__SEG_NUM__ >> 3]  &= ~(1 << (uint8_t)(__SEG_NUM__ % 8))


typedef enum{
   LCD_A = 0U,
   LCD_B,
   LCD_C,
   LCD_D,
   LCD_E,
   LCD_F,
   LCD_G,
   LCD_H,
   LCD_I,
   LCD_J,
   LCD_K,
   LCD_L,
   LCD_M,
   LCD_N,
   LCD_O,
   LCD_P,
   LCD_Q,
   LCD_R,
   LCD_S,
   LCD_T,
   LCD_U,
   LCD_V,
   LCD_W,
   LCD_X,
   LCD_Y,
   LCD_Z
}LCD_LETTERS_T;

extern uint8_t   LCD_Buffer[SEGNUM];


void Lcd_Write_Reg(uint8_t sadd,uint8_t * pBuffer,uint8_t len);
void Lcd_Write(uint8_t cmd_add,uint8_t * pBuffer,uint8_t len);

void Lcd_DisplayFirstLine_23A(u8 show_type,double number);
void Lcd_DisplaySecondLine_23A(u8 show_type,double number);

void Lcd_DisplayDigit_23A(unsigned char Position ,u8 Digit);
void Lcd_ClearDigit_23A(unsigned char Position);

void Lcd_DisplayLetter(uint8_t position,LCD_LETTERS_T letter);
void Lcd_GPIO_Init(void);


#endif